On Thu 14 Dec 09:34 PST 2017, srinivas.kandagatla@xxxxxxxxxx wrote: > From: Srinivas Kandagatla <srinivas.kandagatla@xxxxxxxxxx> > > uThis patch adds support to DB820c machine driver. Drop 'u' and expand the message to claim that this is the machine driver for 8996, used by the db820c. [..] > +static struct snd_soc_dai_link msm8996_dai_links[] = { Are there any differences between the DAI links of apq8096 and msm8996? > + /* FrontEnd DAI Links */ > + { > + .name = "MultiMedia1 Playback", > + .stream_name = "MultiMedia1", > + .cpu_dai_name = "MM_DL1", > + .platform_name = "q6asm_dai", > + .dynamic = 1, > + .dpcm_playback = 1, > + > + .codec_dai_name = "snd-soc-dummy-dai", > + .codec_name = "snd-soc-dummy", > + }, > + /* Backend DAI Links */ > + { > + .name = "HDMI Playback", > + .stream_name = "q6afe_dai", > + .cpu_dai_name = "HDMI", > + .platform_name = "q6routing", > + .no_pcm = 1, > + .dpcm_playback = 1, > + .be_hw_params_fixup = msm8996_be_hw_params_fixup, > + .codec_dai_name = "i2s-hifi", > + .codec_name = "hdmi-audio-codec.0.auto", > + }, > +}; > + > +static int apq8096_sbc_parse_of(struct snd_soc_card *card) msm8996_parse_of() > +{ > + struct device *dev = card->dev; > + int ret; > + > + ret = snd_soc_of_parse_card_name(card, "qcom,model"); > + if (ret) > + dev_err(dev, "Error parsing card name: %d\n", ret); > + > + return ret; > +} > + > +static int msm_snd_apq8096_probe(struct platform_device *pdev) msm_snd_msm8996_probe()? > +{ > + int ret; > + struct snd_soc_card *card; > + > + card = devm_kzalloc(&pdev->dev, sizeof(*card), GFP_KERNEL); > + if (!card) > + return -ENOMEM; > + > + card->dev = &pdev->dev; > + > + ret = dma_coerce_mask_and_coherent(card->dev, DMA_BIT_MASK(32)); > + if (ret) > + return ret; > + > + card->dai_link = msm8996_dai_links; > + card->num_links = ARRAY_SIZE(msm8996_dai_links); > + > + ret = apq8096_sbc_parse_of(card); > + if (ret) { > + dev_err(&pdev->dev, "Error parsing OF data\n"); No need to print in both parse_of() and here. > + return ret; > + } > + > + ret = devm_snd_soc_register_card(&pdev->dev, card); > + if (ret) > + dev_err(&pdev->dev, "sound card register failed (%d)!\n", ret); > + else > + dev_err(&pdev->dev, "sound card register Sucessfull\n"); This isn't an error, skip the print here. > + > + return ret; > +} > + > +static const struct of_device_id msm_snd_apq8096_dt_match[] = { > + {.compatible = "qcom,apq8096-sndcard"}, > + {} > +}; > + > +static struct platform_driver msm_snd_apq8096_driver = { > + .probe = msm_snd_apq8096_probe, > + .driver = { > + .name = "msm-snd-apq8096", > + .owner = THIS_MODULE, Drop the .owner Regards, Bjorn -- To unsubscribe from this list: send the line "unsubscribe linux-arm-msm" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html